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Publication of ES103337YpublicationCriticalpatent/ES103337Y/es
Arado de retorno semi-automático caracterizado esencialmente por una palanca que recibe la acción al elevar el apero por medio del elevador hidraúlico del tractor y que a su vez tira dicha palanca de un muelle leva y luneta.
ES103337U1963-12-271963-12-27Arado de retnor semiautomático
ExpiredES103337Y
(es)